EP4012218A4 - Method for sealing liquid composite spring - Google Patents

Method for sealing liquid composite spring Download PDF

Info

Publication number
EP4012218A4
EP4012218A4 EP20859829.2A EP20859829A EP4012218A4 EP 4012218 A4 EP4012218 A4 EP 4012218A4 EP 20859829 A EP20859829 A EP 20859829A EP 4012218 A4 EP4012218 A4 EP 4012218A4
Authority
EP
European Patent Office
Prior art keywords
sealing liquid
liquid composite
composite spring
spring
sealing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20859829.2A
Other languages
German (de)
French (fr)
Other versions
EP4012218A1 (en
Inventor
Yongguan Wang
Guijie LIU
Xingwu Ding
Zhangyang XIA
Jiling Bu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhuzhou Times New Material Technology Co Ltd
Original Assignee
Zhuzhou Times New Material Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhuzhou Times New Material Technology Co Ltd filed Critical Zhuzhou Times New Material Technology Co Ltd
Publication of EP4012218A1 publication Critical patent/EP4012218A1/en
Publication of EP4012218A4 publication Critical patent/EP4012218A4/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
    • F16F13/08—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
    • F16F13/08—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
    • F16F13/10—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
    • F16F13/102—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like characterised by features of flexible walls of equilibration chambers; decoupling or self-tuning means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
    • F16F13/08—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
    • F16F13/18—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper characterised by the location or the shape of the equilibration chamber, e.g. the equilibration chamber, surrounding the plastics spring or being annular
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/50—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall
    • F16J15/52—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall by means of sealing bellows or diaphragms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J3/00—Diaphragms; Bellows; Bellows pistons
    • F16J3/04—Bellows
    • F16J3/041—Non-metallic bellows
    • F16J3/042—Fastening details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
    • F16F2228/06—Stiffness
    • F16F2228/066—Variable stiffness
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/30—Sealing arrangements
EP20859829.2A 2019-09-06 2020-09-04 Method for sealing liquid composite spring Pending EP4012218A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910840162.9A CN110735880A (en) 2019-09-06 2019-09-06 Sealing method of liquid composite spring
PCT/CN2020/113488 WO2021043265A1 (en) 2019-09-06 2020-09-04 Method for sealing liquid composite spring

Publications (2)

Publication Number Publication Date
EP4012218A1 EP4012218A1 (en) 2022-06-15
EP4012218A4 true EP4012218A4 (en) 2023-08-16

Family

ID=69267805

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20859829.2A Pending EP4012218A4 (en) 2019-09-06 2020-09-04 Method for sealing liquid composite spring

Country Status (4)

Country Link
US (1) US20220074463A1 (en)
EP (1) EP4012218A4 (en)
CN (1) CN110735880A (en)
WO (1) WO2021043265A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110630679A (en) * 2019-09-06 2019-12-31 株洲时代新材料科技股份有限公司 Chamber for liquid compound spring
CN110735880A (en) * 2019-09-06 2020-01-31 株洲时代新材料科技股份有限公司 Sealing method of liquid composite spring

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109236928A (en) * 2018-09-26 2019-01-18 株洲时代新材料科技股份有限公司 A kind of vibration absorber for track train

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5927698A (en) * 1996-07-24 1999-07-27 Toyoda Gosei Co., Ltd. Liquid sealed-type vibration insulating device
DE50208543D1 (en) * 2002-06-03 2006-12-07 Contitech Luftfedersyst Gmbh Hydrofeather as a primary spring in rail vehicles
JP4491413B2 (en) * 2003-03-11 2010-06-30 株式会社ブリヂストン Vibration isolator
CN201436422U (en) * 2008-12-30 2010-04-07 青岛四方车辆研究所有限公司 Flat curve bellow type air spring for subway and railway
CN201436423U (en) * 2008-12-30 2010-04-07 青岛四方车辆研究所有限公司 Air spring for high speed train bogie
DE102009044005A1 (en) * 2009-09-15 2011-03-24 Contitech Luftfedersysteme Gmbh Spring-damping element
JP5654927B2 (en) * 2011-03-30 2015-01-14 住友理工株式会社 Liquid filled anti-vibration rubber device
US10066695B2 (en) * 2013-11-11 2018-09-04 Bridgestone Corporation Vibration damping device
JP6245646B2 (en) * 2014-04-08 2017-12-13 株式会社ブリヂストン Vibration isolator
CN108343700B (en) * 2017-01-23 2020-09-22 株洲时代瑞唯减振装备有限公司 Hydraulic bushing
JP6877227B2 (en) * 2017-04-17 2021-05-26 株式会社ブリヂストン Anti-vibration device
CN207961392U (en) * 2017-11-20 2018-10-12 徐工集团工程机械有限公司 Damper and engineering truck
CN110735880A (en) * 2019-09-06 2020-01-31 株洲时代新材料科技股份有限公司 Sealing method of liquid composite spring
CN110735881A (en) * 2019-09-06 2020-01-31 株洲时代新材料科技股份有限公司 Rigidity adjusting method of liquid composite spring

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109236928A (en) * 2018-09-26 2019-01-18 株洲时代新材料科技股份有限公司 A kind of vibration absorber for track train

Also Published As

Publication number Publication date
EP4012218A1 (en) 2022-06-15
US20220074463A1 (en) 2022-03-10
CN110735880A (en) 2020-01-31
WO2021043265A1 (en) 2021-03-11

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